Buggy code:
public final class SimpleCoordinator extends DPA_DeviceObject implements Coordinator { public SimpleCoordinator ( String networkId , String nodeId , ConnectorService connector , CallRequestProcessingInfoContainer resultsContainer ) { } private void checkArgumentTypes ( Object [ ] args , Class [ ] argTypes ) { if ( ( args == null ) || ( ( args . length ) == 0 ) ) { if ( ( argTypes . length ) == 0 ) { return ; } else { throw new IllegalArgumentException ( ( ( ( "Arguments<seq2seq4repair_space>number<seq2seq4repair_space>mismatch.<seq2seq4repair_space>" + "Expected:<seq2seq4repair_space>" ) + ( argTypes . length ) ) + ",<seq2seq4repair_space>got:<seq2seq4repair_space>0" ) ) ; } } if ( ( args . length ) != ( argTypes . length ) ) { throw new IllegalArgumentException ( ( ( ( ( "Arguments<seq2seq4repair_space>number<seq2seq4repair_space>mismatch.<seq2seq4repair_space>" + "Expected:<seq2seq4repair_space>" ) + ( argTypes . length ) ) + ",<seq2seq4repair_space>got:<seq2seq4repair_space>" ) + ( args . length ) ) ) ; } for ( int argId = 0 ; argId < ( args . length ) ; argId ++ ) { <START_BUG> if ( ! ( argTypes [ argId ] . getClass ( ) . isAssignableFrom ( args [ argId ] . getClass ( ) ) ) ) { <END_BUG> throw new IllegalArgumentException ( ( ( ( ( ( ( "Type<seq2seq4repair_space>mismatch<seq2seq4repair_space>by<seq2seq4repair_space>the<seq2seq4repair_space>" + argId ) + ".<seq2seq4repair_space>argument." ) + "Expected:<seq2seq4repair_space>" ) + ( argTypes [ argId ] . getClass ( ) . getName ( ) ) ) + ",<seq2seq4repair_space>got:<seq2seq4repair_space>" ) + ( args [ argId ] . getClass ( ) ) ) ) ; } } } @ Override public UUID call ( Object methodId , Object [ ] args ) { } @ Override public String transform ( Object methodId ) { } @ Override public AddressingInfo getAddressingInfo ( ) { } @ Override public DiscoveredNodes getDiscoveredNodes ( ) { } @ Override public BondedNodes getBondedNodes ( ) { } @ Override public VoidType clearAllBonds ( ) { } private static int checkNodeAddress ( int nodeAddress ) { } private static int checkBondingMask ( int bondingMask ) { } @ Override public BondedNode bondNode ( int address , int bondingMask ) { } @ Override public Integer removeBondedNode ( int address ) { } @ Override public Integer rebondNode ( int address ) { } @ Override public DiscoveryResult runDiscovery ( DiscoveryParams discoveryParams ) { } @ Override public DPA_Parameter setDPA_Param ( DPA_Parameter dpaParams ) { } @ Override public RoutingHops setHops ( RoutingHops hops ) { } @ Override public short [ ] discoveryData ( int address ) { } private static int checkIndex ( int index ) { } @ Override public short [ ] backup ( int index ) { } public static final int NETWORK_DATA_LENGTH = 18 ; private static void checkNetworkData ( short [ ] networkData ) { } @ Override public VoidType restore ( short [ ] networkData ) { } public static final int MODULE_ID_LENGTH = 2 ; private static void checkModuleId ( short [ ] moduleId ) { } @ Override public BondedNode authorizeBond ( int address , short [ ] moduleId ) { } @ Override public short [ ] bridge ( SubDPARequest subRequest ) { } private static int checkControl ( int control ) { } public static final int USER_DATA_LENGTH = 2 ; private static void checkUserData ( short [ ] usedData ) { } @ Override public VoidType enableRemoteBonding ( int bondingMask , int control , short [ ] userData ) { } @ Override public RemotelyBondedModuleId readRemotelyBondedModuleId ( ) { } @ Override public VoidType clearRemotelyBondedModuleId ( ) { } }

Fix:
if ( ! ( argTypes [ argId ] . isAssignableFrom ( args [ argId ] . getClass ( ) ) ) ) {